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Onix
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PolishedDex
SoulGold
Evolutions
Onix
Onix Evolution
in Pokémon SoulGold
Complete evolution chain for Onix and related Pokémon
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Evolution Chain
Onix
Hold Metal Coat
Steelix
Metal Coat
Steelix
All Pokémon in Family
Onix
Steelix
